Welcome to the website where you can pass online the Mintra test on the subject «Tank Cleaning and Wall Wash». Practice like this will help you as a marine specialist improve your knowledge with the help of online studying and appraisal practice. Mintra based on practical information and marine specialists experience.
The Mintra Test Online about Tank Cleaning and Wall Wash covers the procedures and safety requirements for tank cleaning operations, including contamination prevention, confined space entry, gas testing, permit-to-work systems, and compliance with international regulations. It also addresses cargo tank preparation, residue removal (stripping), and wall wash inspections used to verify tank cleanliness before loading sensitive cargoes.
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Even a small amount of cargo residue left behind can cause issues. Therefore, tanks must be thoroughly cleaned to prevent the likelihood of cross-contamination.
True.
False.
What gases should be tested for immediately before entering a confined space?
Toxic atmospheres.
Flammable atmospheres.
Oxygen deficient or enriched atmospheres.
Helium.
What should a permit to work include?
A record of all the potential risks.
The time the work should end.
Outline safe methods of work.
The sequence of the precautions to be taken.
The location of the shadows within the tank.
Which of the following must be complied with when a tank contains residue of noxious liquid substances?
The International Convention for the Prevention of Pollution from Ships (MARPOL) Convention.
The International Bulk Chemical Code (BC).
The International Tank Cleaning Code (TCC).
What is the purpose of "stripping"?
To prevent a build up of wash water.
To ensure the tank is safe before the competent person enters.
What is a wall wash sample tested for?
Non-volatile matter.
Impurities.
Hydrocarbons.
Nitrogen.
As a minimum, which of the following pieces of Personal Protective Equipment (PPE) should be worn?
Gloves.
The gas detector.
Steel toe cap boots or shoes.
Respiratory protection.
Hard-wearing overalls.
When conducting a risk assessment for confined space entry, what should be taken into account?
Assessing all of the risks.
Determining the appropriate safety measures.
Identifying all of the hazards present.
When each crew member on board is on break.
Which role is described below? This person should be in continual attendance outside the confined space. This person must have the necessary communications capability to raise an alarm and summon help.
The Standby Person.
The Master.
The Competent Person.
Which of the following are common dangers associated with confined space entry?
Radiation.
Source of ignition.
Heat.
Fire and explosions.
Drowning.
Working in a confined space is not suited to everyone. Which person may want to avoid this type of work?
Those who suffer from claustrophobia.
Those with heart or breathing problems.
Those with physical disabilities.
Those who are in good physical health.
Some areas within the tanks are not directly in the trajectory of the washing machines and can be harder to clean. What are these areas called?
Shadows.
Drop lines.
Impurities.
What are acceptable oxygen test results for confined space entry?
20,6 to 22,0 %.
10 %.
25,5 to 30,0 %.
What is the purpose of tank cleaning?
To remove sediment from the tank top plating.
To remove the build-up of seawater.
To prepare the tankers for internal inspection.
To ensure that all vessel containment systems are cleaned for the next load of cargo.
To ensure the ballast is clean.
What are the characteristics of a confined space?
The space is not used in daily activities or for continuous work.
The space has limited opening for entry and exit.
The space has inadequate ventilation.
The space has no entry or exit.
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